Question

Find the curved surface are of a cone with base radius 12cm and slant height 20cm(π3.14)

Answer 1

Curved surface area of cone is:-

$\underline\red{πrl}$

$\huge\underline\red{Solution}$

π=3.14

r=12cm

l=20cm

so, Area=3.14×12cm×20cm

=753.6cm²

this is your answer

Answer 2

Answer:

753.6cm^2

Step-by-step explanation:

Formula:πrl

r=12

l=20

π=3.14

3.14 x 12 x 20

=753.6